Hakim Madjour, 34, of Concord, also faces an enhancement charge for allegedly using a pipe in the killing of 60-year-old Harry Edward Swayne, 60, of San Pablo, on March 8. Authorities say Madjour used a metal pipe to attack Swayne in the 1800 block of Lacassie Avenue, where a 178-unit apartment building is being built.

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Around 8:20 p.m., a 50-year-old Oakland man was driving on eastbound I-580 lanes near Edwards Avenue when a bullet came through his windshield from an unknown direction, CHP Officer Matthew Hamer said.

Around 5:35 p.m., CHP officers responded to a report of the incident in westbound I-580 lanes at Main Street. En route, officers learned a vehicle's driver said a person in another vehicle brandished a handgun and fired a shot.

In addition to evacuating 10 neighboring homes, deputies restricted pedestrian and vehicle traffic in the area while the sheriff's office bomb squad "safely disposed" of the explosives, officials said.